Which of the Following Statements Is Incorrect About Motor Units

question 63

Multiple Choice

Which of the following statements is incorrect about motor units?

• A)Some motor neurons stimulate only a few dozen muscle fibers.
• B)Some motor neurons stimulate a few thousand muscle fibers.
• C)The more muscle fibers stimulated by a motor neuron, the more precise the movements of that muscle can be.
• D)All of the above statements are correct.

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Definitions:

Cambrian Explosion

A significant event approximately 541 million years ago, characterized by a rapid diversification of life and the appearance of most major groups of animals.

Ediacaran Period

A geological period about 635 to 541 million years ago, marked by the appearance of the earliest large, complex multicellular organisms.

IUCN

The International Union for Conservation of Nature, an organization focused on global conservation and sustainable usage of natural resources.

Human Activities

Actions and behaviors performed by humans that impact the environment, society, and economy.